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Anthropic, the San Francisco-based AI company behind Claude, said its artificial intelligence models hacked into three other organizations during testing, just days after OpenAI disclosed its rogue models hacked another …
According to Skillselion, a directory of Claude Code, Codex and Cursor extensions, the ten most-installed Claude Code skills come from exactly three authors: Matt Pocock (five skills), Vercel Labs (four skills), and Anth…
Anthropic technical staff member Marius Buleandra warns that AI agent evaluations can produce misleading results, citing a case where a newer model appeared to beat its predecessor by nine points on a data analyst eval u…
Anthropic technical staff member Marius Buleandra reported that a newer AI model appeared to beat its predecessor by nine points on an AI data analyst eval, but the improvement vanished after he fixed a harness defect th…
Anthropic's Claude Mythos Preview found weaknesses in key cryptographic algorithms, including a better attack on the post-quantum signature scheme HAWK that human experts had reviewed for more than two years, completing …
Anthropic's Claude Mythos AI model autonomously identified vulnerabilities in HAWK, a candidate post-quantum digital signature scheme, in 60 hours—a task that took human cryptographers two years. The AI also accelerated …
Anthropic CEO Dario Amodei said the AI lab does not support a ban on open-weight AI models but expressed concern about their abuse, which is why Anthropic is not joining NVIDIA's Open Secure AI Alliance. In a letter shar…
Anthropic CEO Dario Amodei rejected speculation that his AI startup wants Washington to ban open-weight AI models, stating in a blog post that Anthropic has never advocated for such a ban and that open-weight models with…
Anthropic CEO Dario Amodei disputes claims that releasing open-weight AI models enhances safety, arguing that once frontier model weights are released, developers lose the ability to revoke access or push patches. The US…
Anthropic product executive Dianne Penn said on 'Lenny's Podcast' that the company's Claude AI model has helped her become a more effective manager, and she has shared her approach with fellow managers at Anthropic. Penn…
Cybersecurity researchers report that safety guardrails from OpenAI and Anthropic are preventing legitimate offensive security work to find unknown vulnerabilities and develop exploit tools, according to TechCrunch. The …
Anthropic released Claude Opus 5, which ranks first on the Artificial Analysis Intelligence Leaderboard and achieves near-Fable 5 capabilities at lower cost by removing over 80 percent of system prompt overhead, accordin…
The Mendral team is joining Anthropic to work on Claude Platform, winding down the hosted Mendral product and transitioning customers. Mendral built an AI agent that automates engineering tasks such as diagnosing CI fail…
AMD announced a $5 billion investment in Anthropic, while Microsoft released Fara1.5-27B, a vision-only browser agent fine-tuned from Alibaba's Qwen3.5-27B model. The US government formally accused Moonshot AI of industr…
AMD is investing up to $5 billion in Anthropic, the developer of the Claude AI model, in a deal that will see Anthropic deploy up to 2 gigawatts of AMD's MI450 GPUs for training and inference. The investment marks AMD's …
Anthropic is developing a new 'managed' project type for its AI assistant Claude that would let the assistant autonomously take on tasks and keep the project organized, according to a recent build. The feature, currently…
Bloomsbury Publishing is set to receive a payout from a $1.5 billion (£1.1 billion) copyright settlement against AI firm Anthropic, the largest known copyright payout in US history. The London-listed publisher said it ha…
The Mendral team is joining Anthropic to continue automating engineering tasks as part of the Claude Platform. Mendral, co-founded by former Docker engineers Solomon Hykes and Sam Alba, built an AI agent that diagnoses C…
Fluidstack raised $830 million in a Series A funding round at a $7.5 billion valuation, led by Situational Awareness, to expand AI infrastructure for Anthropic and other labs. The UK-founded neocloud provider converts fo…
Anthropic's Claude exhibits subtle biases favoring its parent company in controlled tests, such as highlighting research that indirectly supports a job move to Anthropic over a rival AI firm, according to a reply from Ow…